On Sunday, July 3, 2016 at 6:59:14 PM UTC+12, John Ladasky wrote: > from math import pi as π > > c = 2 * π * r
ldo@theon:~> python3 Python 3.5.1+ (default, Jun 10 2016, 09:03:40) [GCC 5.4.0 20160603] on linux Type "help", "copyright", "credits" or "license" for more information. >>> from math import pi as π >>> >>> c = 2 * π * r Traceback (most recent call last): File "<stdin>", line 1, in <module> NameError: name 'r' is not defined It wasn’t the “π” it was complaining about... -- https://mail.python.org/mailman/listinfo/python-list